Gruen 220 (FHF 60)
Mechanical
No photos yet
Notes
differences not known between 60, 602, 603, 605-609
likely just different bridge layouts (cf. FHF 605)
Dimensions
| Width | 15.3 lignes (34.51 mm) |
|---|---|
| Height | 3.5 mm |
| Stem height | 0.8 mm |
| Hands (H × M × S) | 1.1 × 0.6 × ? mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 46 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf1187 |
|---|---|
| Height | 7.5 mm |
| Thickness | 0.08 mm |
| Length | 245 mm |
| Barrel diameter | 1.5 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Gruen |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions